“…A general picture emerges for the localization of HSPGs in the glomerular basement membrane (see Fig. 3 for references): they are predominantly located in the lamina lucida externa (the epithelial side of the lamina densa, if the lamina lucida is considered an artifact; see above) and (to a smaller extent) the lamina lucida interna (the endothelial side of the lamina Callagher, 1986;Nanchahal andRiches, 1991 Reale et al, 1983;Van Kuppevelt et a]., 1985;Vernier et al, 1992Scott, 1980Call and Hollyfield, 1990;Welsch et al, 1992Chardin et al, 1990Landemore et al, 1991Schurer et al, 1978Vernier et al, 1983Luft, 1971Vaccaro and Brody, 1979;Reale et al, 1983Hunziker et al, 1983Hagiwara, 1992;Chardin et al, 1992 Shepard andMitchell, 1976a;Lullman-Rauch, 1989Shepard and Mitchell, 1976b, Reale et al, 1983Chen andWight, 1984 Shepard andMitchell, 1981;Chen and Wight, 1984;Brandes and Reale, 1990Revel, 1964Khan and Overton, 1970Spicer et al, 1978Sannes, 1984;Nanci, 1992 Kanwar andFarquhar, 1979a;Reeves et al, 1980;Nanchahal andRiches, 1991 Skutelsky andRoth, 1986;Goode et al, 1991Goode et al, , 1...…”